diff options
author | tarui <tarui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-06-25 19:43:15 +0000 |
---|---|---|
committer | tarui <tarui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-06-25 19:43:15 +0000 |
commit | db4a0d42dd03b942ab86843c4286a66362cfd6ff (patch) | |
tree | 128c2499e201ab74180794689ccb8d47ffc6f800 /test/dl | |
parent | b652b55c51779ce5f22b636e6a2106f26a2eb55b (diff) |
* ext/dl/lib/dl/func.rb (call): don't overwrite original arguments
to defend from GC.
* test/dl/test_func.rb (test_string): add test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28440 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/dl')
-rw-r--r-- | test/dl/test_func.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/dl/test_func.rb b/test/dl/test_func.rb index ab8353bd76..d438f94506 100644 --- a/test/dl/test_func.rb +++ b/test/dl/test_func.rb @@ -46,6 +46,18 @@ module DL assert_equal("123", str.to_s) end + def test_string() + stress, GC.stress = GC.stress, true + f = Function.new(CFunc.new(@libc['strcpy'], TYPE_VOIDP, 'strcpy'), + [TYPE_VOIDP, TYPE_VOIDP]) + buff = "000" + str = f.call(buff, "123") + assert_equal("123", buff) + assert_equal("123", str.to_s) + ensure + GC.stress = stress + end + def test_isdigit() f = Function.new(CFunc.new(@libc['isdigit'], TYPE_INT, 'isdigit'), [TYPE_INT]) |